Tag: PhD SmartLoft Full Zip

Wool Insulation Keeps You Warm On Wet Cold Days

Ice climbing Grotto Falls

While next-to-skin Merino wool garments are quite common, many outdoor brands have started to use wool throughout all the apparel layers including base, mid, and outer. Smartwool recently sent me a couple of their new mid and outer layer jackets that use wool filling in place of the standard synthetic or down insulation.

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